Effects of calcium on the electrocardiogram.
D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D001158:Arteries; D002118:Calcium / Q000494:pharmacology*; D002339:Carotid Arteries; D003331:Coronary Vessels; D004285:Dogs; D004562:Electrocardiography; D005112:Extracorporeal Circulation; D006321:Heart / Q000187:drug effects; D010477:Perfusion
D002118:Calcium